190404103 has 2 divisors, whose sum is σ = 190404104. Its totient is φ = 190404102.

The previous prime is 190404091. The next prime is 190404121. The reversal of 190404103 is 301404091.

190404103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190404103 - 2¹³ = 190395911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190404133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95202051 + 95202052.

It is an arithmetic number, because the mean of its divisors is an integer number (95202052).

Almost surely, 2^190404103 is an apocalyptic number.

190404103 is a deficient number, since it is larger than the sum of its proper divisors (1).

190404103 is an equidigital number, since it uses as much as digits as its factorization.

190404103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 190404103 is about 13798.6993227623. The cubic root of 190404103 is about 575.2969888592.

Adding to 190404103 its reverse (301404091), we get a palindrome (491808194).

The spelling of 190404103 in words is "one hundred ninety million, four hundred four thousand, one hundred three".